To become an accredited TB tester you are required to meet the NZQA approved unit standards for TB testing and be accredited under the Biosecurity Act 1993 by the Chief Technical Officer of the Ministry of Agriculture and Forestry.
Get the TB tester unit standards (NZQA website)
Authorisation and Accreditation Quality Management Manual, version 8.1 (PDF 329KB)
National Identification Programme - cattle and deer, September 2006
Cattle TB Tester Instructions - Issue 5 (PDF 215KB)
Deer TB Tester Guidelines - Issue 1
Biosecurity (National Bovine Tuberculosis Pest Management Strategy) Order 1998
Animal Welfare (Deer) Code of Welfare 2007 - (Biodiversity New Zealand website)
Safe work practices for handling animals - (ACC website)
National Bovine TB Pest Management Strategy - National Operational Plan 2005-2013